2081286990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{745981}}^1$

素因数の和:746025

約数の個数: 48

約数和(自身を含む): 5585913216

約数和(自身を除く): 3504626226

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 745981, 1491962, 2237943, 3729905, 4475886, 6713829, 7459810, 11189715, 13427658, 22379430, 23125411, 33569145, 46250822, 67138290, 69376233, 115627055, 138752466, 208128699, 231254110, 346881165, 416257398, 693762330, 1040643495, 2081286990]

約数ペア:

[(1, 2081286990), (2, 1040643495), (3, 693762330), (5, 416257398), (6, 346881165), (9, 231254110), (10, 208128699), (15, 138752466), (18, 115627055), (30, 69376233), (31, 67138290), (45, 46250822), (62, 33569145), (90, 23125411), (93, 22379430), (155, 13427658), (186, 11189715), (279, 7459810), (310, 6713829), (465, 4475886), (558, 3729905), (930, 2237943), (1395, 1491962), (2790, 745981)]